TM-9-2350-277-34 Direct and General Maintenance Manual M113A3 M577A3 M1064A3 M1068A3 M58 Download
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TM 9-2350-277-34 EXTERNAL COMMUNICATION BOX A11 INOPERATIVE (M1068A3 ONLY)—Continued 0011 00 BY 1. Remove cable W115 plug P106 (1) from Patch Panel Box A10 jack J136 (2). 2. Measure resistance between pins of cable W115 plug P106 (1) and DATA PAIRS posts(3) on front panel of External Communication Box A11 (4) as follows: Post 1 (Blk) to pin A Post 1 (Red) to pin B Post 2 (Blk) to pin C Post 2 (Red) to pin D Post 3 (Blk) to pin E Post 3 (Red) to pin F Post 4 (Blk) to pin G Post 4 (Red) to pin H Post 5 (Blk) to pin J Post 5 (Red) to pin K Post 6 (Blk) to pin L Post 6 (Red) to pin M Post 7 (Blk) to pin N Post 7 (Red) to pin P Post 8 (Blk) to pin R Post 8 (Red) to pin S 3. Does multimeter read 0 ohms for each measurement? YES NO BYN 1. Replace cable W115 (WP 0107 00). 2. Verify no faults found. B2Y 1. Verify no faults found. 0011 00-3